File Extensions beginning with letter O

# File Extension File Name
1 .O File Extension Compiled Object Format
2 .O01 File Extension Typhoon Voice
3 .O2C File Extension Objects To See 3D
4 .O2S File Extension Oracle To MySQL Converter Data Format
5 .O3D File Extension Google Open 3D Web Graphic Format
6 .O8D File Extension OCTGN Deck
7 .O8G File Extension OCTGN Game Definition
8 .O8O File Extension Mediator 5 Repository Tabs Vorlagen.006
9 .O8S File Extension OCTGN Set
10 .OA File Extension OrCAD PCB Designer OpenAccess Database Format
11 .OAB File Extension Offline Address Book
12 .OAC File Extension Grand Theft Auto V Audio Data Format
13 .OAD File Extension Suite Notaro Document
14 .OAF File Extension Microsoft Flight Simulator Texture
15 .OAM File Extension Adobe Edge Animate Widget Format
16 .OAP File Extension Samsung Bada Signed Installation Package
17 .OAR File Extension OpenSimulator Archive
18 .OAS File Extension Microsoft Outlook Attachment Sniffer
19 .OAT File Extension Google Android RunTime Code
20 .OAV File Extension Microsoft Flight Simulator Texture
21 .OAW File Extension OpenArchitectureWare Workflow
22 .OAZ File Extension NetFax Manager OAZ Fax Image
23 .OB File Extension IBM LinkWay Object
24 .OB! File Extension Orbit Downloader Incomplete Download
25 .OB3 File Extension ABF Software Outlook Backup Backup
26 .OB5 File Extension TopLang OE Backup
27 .OBAK File Extension WinSQL Offline Backup
28 .OBB File Extension Android Opaque Binary Blob Format
29 .OBD File Extension Office Binder Document
30 .OBF File Extension OsmAnd Offline GPS Vector Maps
31 .OBG File Extension ZBrush Mesh
32 .OBI File Extension Outlook RSS Subscription Format
33 .OBJ File Extension Wavefront 3D Object Format
34 .OBJX File Extension Metatools Object Bryce Support
35 .OBK File Extension OrCAD Capture Design Or Library
36 .OBL File Extension TrueSpace
37 .OBM File Extension EIAS Camera Motion Export Format
38 .OBML File Extension Opera Mini Saved Web Page
39 .OBML15 File Extension Opera Mini 5.1 Saved Web Page
40 .OBML16 File Extension Opera Mini Saved Web Page Format
41 .OBP File Extension Bryce Object Format
42 .OBPACK File Extension ObjectBar Theme Pack
43 .OBR File Extension Borland C++ Object Browser Data
44 .OBS File Extension WAsP Obstacle List
45 .OBS-SERVICE File Extension Open Broadcaster Software Data Format
46 .OBSKIN File Extension ObjectBar Skin Format
47 .OBT File Extension Openbox Theme Format
48 .OBV File Extension 3D Photo Browser Thumbnail Cache
49 .OBW File Extension Superior Drummer Sounds Format
50 .OBX File Extension Rational XDE
51 .OBYX File Extension Obyx Control
52 .OBZ File Extension Compressed 3D Object Format
53 .OC3 File Extension OpenCanvas 3 Event Format
54 .OC4 File Extension OpenCanvas 4 Event Format
55 .OC5 File Extension OpenCanvas 5 Event Format
56 .OC9 File Extension OrgCon Organization
57 .OCA File Extension Custom Control Library Type Format
58 .OCAMLMAKEFILE File Extension Caml Programming Language Makefile
59 .OCB File Extension Origin Precompiled Origin C
60 .OCC File Extension Oceanic DataPool Format
61 .OCD File Extension OCAD Map Format
62 .OCDC File Extension Mathematica Document
63 .OCDF File Extension OneClickDigital Mp3 Audio Book
64 .OCE File Extension Open Catalog Extension Connection Format
65 .OCEN File Extension EdGCM Data
66 .OCF File Extension OM2 Cipher
67 .OCG File Extension Osprey Custom Graph
68 .OCI File Extension OpenCanvas Image
69 .OCL File Extension Object Constraint Language Data Format
70 .OCM File Extension Netscape Communicator Aim
71 .OCO File Extension Open Color Format Palette Format
72 .OCP File Extension Advanced Art Studio Image
73 .OCR File Extension FAXGrapper Fax Text Format
74 .OCREC File Extension Microsoft Lync Data Format
75 .OCSP File Extension HAProxy OCSP Data Format
76 .OCT File Extension Radiance Octree Format
77 .OCTEST File Extension Xcode Objective-C Unit Test Bundle
78 .OCV File Extension OCV Training Data
79 .OCX File Extension ActiveX Control
80 .OC_ File Extension Compressed ActiveX Control
81 .OD File Extension Mascopt Graph Request Format
82 .OD1 File Extension Omnis 5 Database
83 .OD2 File Extension Omnis 5 Database
84 .OD3 File Extension Omnis Studio Database
85 .OD4-9 File Extension Omnis5 Database
86 .OD5 File Extension Omnis 5 Database Format
87 .ODA File Extension CALS Group IV Type 2 Raster Image Format
88 .ODB File Extension OpenDocument Database
89 .ODC File Extension Office Data Connection Format
90 .ODCCUBEFILE File Extension OpenDocument 1
91 .ODCDATABASEFILE File Extension Microsoft Office Data Format
92 .ODCNEWFILE File Extension Microsoft Office Data Connection
93 .ODCODC File Extension ODCODC Ransomware Affected Format
94 .ODCTABLECOLLECTIONFILE File Extension Microsoft Office Component Format
95 .ODCTABLEFILE File Extension Microsoft Office
96 .ODE File Extension Microsoft Office
97 .ODEX File Extension Google Android Optimized Executalbe
98 .ODF File Extension OpenDocument Formula
99 .ODG File Extension OpenDocument Graphic Format
100 .ODH File Extension Microsoft Visual Studio Interface Definition Language
101 .ODI File Extension OpenDocument Image
102 .ODIF File Extension Open Document Interchange Format
103 .ODL File Extension Object Description Language Format
104 .ODM File Extension OverDrive Media Format
105 .ODO File Extension Online Operating System Write Document
106 .ODP File Extension OpenDocument Presentation
107 .ODR File Extension HMI Builder Report Format
108 .ODS File Extension OpenDocument Spreadsheet
109 .ODT File Extension OpenDocument Text Document
110 .ODT# File Extension OpenOffice.org Locked Document
111 .ODTPC File Extension Oracle User Productivity Kit Presentation
112 .ODTTF File Extension Microsoft Office Document Embedded Font
113 .ODV File Extension Ocean Data View Data
114 .ODVI File Extension LaTeX
115 .ODX File Extension BizTalk Server Orchestration Format
116 .OD_ File Extension Oracle Compressed Driver
117 .OEACCAOUNT File Extension Windows Mail
118 .OEACCOUNT File Extension Windows Mail Account Format
119 .OEB File Extension Outlook Express Backup Wizard Format
120 .OECL File Extension Open EDA Component Library
121 .OEF File Extension Optim Export
122 .OEM File Extension OEM Setup Format
123 .OEMIGACCOUNT File Extension Outlook Express Temporary
124 .OER File Extension AU OER TOOLS Project Format
125 .OET File Extension ESignal Order Entry Ticket
126 .OETPL File Extension Offline Explorer Format
127 .OEX File Extension Opera Extension
128 .OFA File Extension Kodak OfotoNow
129 .OFB File Extension Oxygen Forensic Suite Backup
130 .OFC File Extension Open Financial Connectivity Format
131 .OFD File Extension ObjectView Form Definition
132 .OFF File Extension Object Format
133 .OFFICEUI File Extension Microsoft Office UI Customization
134 .OFFSETS File Extension Offset
135 .OFL File Extension Ots Format List
136 .OFM File Extension Melco Embroidery Format
137 .OFN File Extension MS Office Format New (Other Office Documents)
138 .OFP File Extension Objecteering Project
139 .OFR File Extension OptimFROG Audio Format
140 .OFS File Extension OptimFROG Dualstream
141 .OFT File Extension Outlook Format Template
142 .OFX File Extension Open Financial Exchange Format
143 .OGA File Extension Ogg Vorbis Audio Format
144 .OGD File Extension Oracle Forms Graph
145 .OGEX File Extension Open Game Engine Exchange Data Format
146 .OGF File Extension S.T.A.L.K.E.R. Model Format
147 .OGG File Extension Ogg Vorbis Audio Format
148 .OGL File Extension ATI Overlay Source Code
149 .OGM File Extension Ogg Media Format
150 .OGNC File Extension Dynamic Web Page
151 .OGO File Extension Origin Graphic Object
152 .OGR File Extension OGR C++ Open Source Library
153 .OGRE File Extension OGRE 3D Data Format
154 .OGS File Extension Origons Movie Data Format
155 .OGV File Extension Ogg Video Format
156 .OGW File Extension OriginLab Worksheet
157 .OGX File Extension Ogg Vorbis Multiplexed Media Format
158 .OGZ File Extension Cube 2 Map Format
159 .OH File Extension DrillAssistant List
160 .OH4 File Extension Overhoor List
161 .OHP File Extension MS-DOS 7
162 .OHS File Extension Bink Outbound History
163 .OHT File Extension Oracle Help For Java Links Data Format
164 .OHW File Extension Overhoor DrillAssistant List
165 .OIF File Extension QuickBase Web-sharable Database Interchange
166 .OIL File Extension Open Image Library Format Image Format
167 .OIV File Extension OpenIV Mod Archive Format
168 .OJP File Extension 3WayPack
169 .OK File Extension Qedit
170 .OKD File Extension Lenovo OneKey Recovery Data Format
171 .OKM File Extension OkMap Map Defining
172 .OKOZO File Extension Okozo Desktop Animation
173 .OKR File Extension PowerRecover One Key Recovery
174 .OKS File Extension OKScript
175 .OKT File Extension Oktalyzer Module
176 .OKX File Extension OKScript
177 .OL File Extension Valve Hammer Object Layout
178 .OLA File Extension Online Access Format
179 .OLB File Extension OLE Object Library
180 .OLB2 File Extension CanOpener Library
181 .OLD File Extension Backup Format
182 .OLE File Extension Microsoft Object Linking And Embedding
183 .OLE2 File Extension Microsoft Office Binary Document Container Format
184 .OLF File Extension OyezForms Legal Documents
185 .OLG File Extension Orbit Legend Data Format
186 .OLK File Extension Outlook Address Book Format
187 .OLK14 File Extension Microsoft Outlook For Mac Message Format
188 .OLK14ARRANGE File Extension Microsoft Outlook 2011 For Mac Data Format
189 .OLK14CALATTACH File Extension Microsoft Outlook 2011 For Mac Data Format
190 .OLK14CATEGORY File Extension Outlook Category Format
191 .OLK14CONTACT File Extension Outlook Contact Format
192 .OLK14DBHEADER File Extension Microsoft Outlook 2011 For Mac Database
193 .OLK14EVENT File Extension Outlook Calendar Event Format
194 .OLK14EXACCOUNT File Extension Microsoft Outlook 2011 For Mac Data Format
195 .OLK14EXMOVES File Extension Microsoft Outlook 2011 For Mac Data Format
196 .OLK14EXSYNCMAP File Extension Microsoft Outlook 2011 For Mac Data Format
197 .OLK14FOLDER File Extension Microsoft Outlook 2011 For Mac Folder
198 .OLK14GROUP File Extension Outlook Group Format
199 .OLK14IMAPSYNCMAP File Extension Microsoft Outlook 2011 For Mac Data Format
200 .OLK14MAILACCOUNT File Extension Outlook Mail Account Format
201 .OLK14MESSAGE File Extension Outlook Message Format
202 .OLK14MSGATTACH File Extension Microsoft Outlook 2011 For Mac Message Attachment
203 .OLK14MSGSOURCE File Extension Outlook Email Message Data Format
204 .OLK14NOTE File Extension Outlook Note Format
205 .OLK14PREF File Extension Outlook Preferences Format
206 .OLK14RECENT File Extension Microsoft Outlook 2011 For Mac Recent Address
207 .OLK14RULE File Extension Microsoft Outlook 2011 For Mac Rule
208 .OLK14SCHEDULE File Extension Microsoft Outlook 2011 For Mac Schedule
209 .OLK14SEARCH File Extension Microsoft Outlook 2011 For Mac Saved Search
210 .OLK14SIGNATURE File Extension Outlook Signature Format
211 .OLK14TASK File Extension Outlook Task Format
212 .OLK14UID File Extension Microsoft Outlook 2011 For Mac UID
213 .OLK15MESSAGE File Extension Microsoft Outlook For Mac Message Format
214 .OLL File Extension TrialDirector Load
215 .OLM File Extension Mac Outlook Database Format
216 .OLN File Extension Microsoft Visual C++ Outline Examples
217 .OLPROJ File Extension Adobe OnLocation
218 .OLR File Extension Openlab RAW Image Format
219 .OLS File Extension Microsoft Office List Shortcut
220 .OLT File Extension Orbit Downloads List
221 .OLV File Extension Roller Coaster Tycoon
222 .OLY File Extension AFP Advanced Function Presentation Overlay Resource
223 .OMA File Extension Sony OpenMG Music Format
224 .OMC File Extension Origin Customized Menu
225 .OMCS File Extension Office Manager Access Format
226 .OMD File Extension MapInfo Routing J Server Data
227 .OME File Extension Open Microscopy Environment OME Image Format
228 .OMEG File Extension Mathematica For Mac
229 .OMF File Extension Open Media Framework Format
230 .OMFI File Extension Open Media Framework
231 .OMG File Extension O&O DiskImage Backup Format
232 .OMI File Extension Orbit Multiresolution Image Format
233 .OMK File Extension Ocera Make System Script Format
234 .OML File Extension TracePro Model
235 .OMLOG File Extension CA OM Web Viewer Log Format
236 .OMN File Extension Omnipotent Collection
237 .OMO File Extension OMake Object Format
238 .OMOD File Extension Oblivion Mod Archive
239 .OMP File Extension Office Manager Document Archive
240 .OMR File Extension OMR Template
241 .OMS File Extension Order Maven
242 .OMT File Extension SITH HLA Object Model Template
243 .OMU File Extension XWE Data Format
244 .OMX File Extension OtsAV Media Library Information Format
245 .ON2 File Extension On2 Encoded FLV
246 .ONB File Extension OpenModelica Document Format
247 .ONBATCH File Extension ON1 Photo Data Format
248 .OND File Extension Lotus Notes Encapsulated Memo Format
249 .ONE File Extension OneNote Document
250 .ONEBIN File Extension OneNote Data Format
251 .ONECACHE File Extension Microsoft OneNote Cache
252 .ONEFFECTS File Extension Perfect Effects Data Format
253 .ONENHANCE File Extension Perfect Effects Data Format
254 .ONEPASSWORD-LICENSE File Extension 1Password License Format
255 .ONEPKG File Extension Microsoft OneNote Package Format
256 .ONEPKG_1033 File Extension Microsoft Update Data Format
257 .ONETMP File Extension Microsoft OneNote Temporary
258 .ONETOC File Extension Microsoft OneNote Table Of Contents
259 .ONETOC2 File Extension Microsoft OneNote Table Of Contents Format
260 .ONEXPORT File Extension ON1 Photo Data Format
261 .ONM File Extension Outdoor Navigator Map
262 .ONPORTRAIT File Extension ON1 Photo Data Format
263 .ONPORTRAITFD File Extension Perfect Effects Data Format
264 .ONPRESET File Extension Perfect Effects Preset Format
265 .ONRESIZE File Extension Perfect Effects Data Format
266 .ONT File Extension TheWord Bible Text Module
267 .ONTX File Extension TheWord Encrypted Bible Text Module
268 .ONW File Extension Omron HMI NTST
269 .ONX File Extension OnyxGrass Image
270 .OO3 File Extension OmniOutliner 3 Format
271 .OOA File Extension OOA Interchange Format Data Format
272 .OOC File Extension CHARTrunner Definition Data Format
273 .OODAGTDAT File Extension O&O Defrag Binary Report Format
274 .OODAGTID File Extension O&O Defrag Binary Report Format
275 .OODAGTRPD File Extension O&O Defrag Binary Report Format
276 .OODBRI File Extension O&O Defrag Binary Report Format
277 .OODBRP File Extension O&O Defrag GUI Settings Format
278 .OODGUISETTINGS File Extension O&O Defrag GUI Settings Format
279 .OOG File Extension PyGraph Python Graphics Interface Object Oriented Graphics
280 .OOGL File Extension Geomview Object Oriented Graphics Library
281 .OOK File Extension Arachne Batch Script
282 .OOL File Extension Orbit Object List Format
283 .OOPS File Extension Oops Format
284 .OOS File Extension OpenOffice.org Spreadsheet
285 .OOT File Extension OpenOffice.org Text
286 .OP File Extension ESignal OptionsPlus
287 .OP2 File Extension Outpost 2 Saved Game
288 .OP4 File Extension Nastran Output
289 .OPA File Extension Fly! RAW Image Opacity Map
290 .OPAL File Extension Microsoft Office Customization Tool (OCT) Language-specific Settings
291 .OPAX File Extension Microsoft Office Customization Tool (OCT) Standard Settings
292 .OPB File Extension Bryce Object
293 .OPC File Extension Microsoft Office 97 Upgrade Control
294 .OPCSES File Extension Opticodec-PC Data Format
295 .OPD File Extension Durango Interferometry Software Document Format
296 .OPDOWNLOAD File Extension Opera Partially Downloaded Format
297 .OPEF File Extension OmniPass Encrypted Folder
298 .OPENBSD File Extension OpenBSD Readme Format
299 .OPF File Extension Open Packaging Format
300 .OPG File Extension Offline Plan Generation Package
301 .OPI File Extension Adlib OCR Processing Information
302 .OPJ File Extension OrCAD Project Format
303 .OPK File Extension Sinking Island/LIle Noyée Game
304 .OPLC File Extension Nokia Operator Logo Format
305 .OPLM File Extension Outline Processor Markup Language
306 .OPLX File Extension Omniplan Project Document Format
307 .OPML File Extension Outline Processor Markup Language Format
308 .OPN File Extension Court Opinion
309 .OPP File Extension IPhotoDVD
310 .OPPC File Extension Space Marine Game Resource Package
311 .OPPO File Extension Oppo Core Data Format
312 .OPQ File Extension Eschalon: Book I Game
313 .OPR File Extension OPRO X Browser
314 .OPRC File Extension Palm OS Data Format
315 .OPS File Extension Office Profile Settings Format
316 .OPSX File Extension Open Pedigree Standard Exchange Document Format
317 .OPT File Extension MySQL Database Data Format
318 .OPTIONS File Extension SE-SOFT Configuration Format
319 .OPTS File Extension Linux Configuration Options Format
320 .OPUS File Extension Opus Audio Format
321 .OPUSCERT File Extension Directory Opus Certificate Format
322 .OPW File Extension OrgPlus For Windows Organization Chart
323 .OPX File Extension OrgPlus Org Chart
324 .OPXT File Extension OrpPlus Template
325 .OPY File Extension OptiY Model
326 .OP_ File Extension GKSetup Support
327 .OQY File Extension Excel OLAP Query Format
328 .OR2 File Extension Lotus Organizer 2 Format
329 .OR3 File Extension IBM Lotus Organizer 97 Format
330 .OR4 File Extension IBM Lotus Organizer 97 GS Format
331 .OR5 File Extension Lotus Organizer 5 Format
332 .OR6 File Extension Lotus Organizer 6 Format
333 .OR8 File Extension Rational Rose Oracle8 Database Model Report
334 .ORA File Extension Oracle Database Configuration Format
335 .ORB File Extension Original EBook Reader Ebook
336 .ORC File Extension CSound Orchestra Midi Format
337 .ORD File Extension OMAX Routed Data Format
338 .ORDEREDTEST File Extension Visual Studio Ordered Test Format
339 .ORE File Extension Ore Executable Format
340 .ORF File Extension Olympus RAW Format
341 .ORG File Extension Lotus Organizer Format
342 .ORG2+ File Extension Lotus Organizer
343 .ORI File Extension Original Format
344 .ORIG File Extension Original Format
345 .ORIGINAL File Extension Netobjects Fusion Components Bbscomp Message
346 .ORIGINAL_EPUB File Extension EPUB Ebook Backup
347 .ORIGINAL_MOBI File Extension MOBI Ebook Backup
348 .ORK File Extension Warhammer Mark Of Chaos Game Archive
349 .ORL File Extension Object-Relational Language
350 .ORMDESIGNER File Extension ORM Designer Project
351 .ORP File Extension WinSLAM Data Format
352 .ORS File Extension DSP Group TrueSpeech Audio Format
353 .ORT File Extension COREX Orthographic Transcriptions Format
354 .ORV File Extension Oracom Video Format
355 .ORX File Extension RadiantOne VDS Database Schema
356 .ORY File Extension Sage ACT! Data Format
357 .ORZ File Extension Holic Game
358 .OS File Extension ObjectScript Source Format
359 .OS2 File Extension Os2 System
360 .OS3 File Extension OS/2 Warp 3
361 .OSA File Extension W32/Sober-AD
362 .OSAS File Extension Apple Script Library Tani Script
363 .OSAX File Extension FindFile OSAX Mac Format Type
364 .OSB File Extension OpenStreetMap Binary Map Format
365 .OSBX File Extension OneSafe Exported Backup
366 .OSC File Extension Remote Installation Services Client Installation Wizard Format
367 .OSCD File Extension TouchOSC Interface Editor Template
368 .OSD File Extension Open Software Description
369 .OSDX File Extension Search Connector Description Format
370 .OSF File Extension Descent 3 Sound
371 .OSG File Extension OSGJS JSON Input
372 .OSGB File Extension OpenSceneGraph Binary Scene Data Format
373 .OSGT File Extension OpenSceneGraph ASCII Scene Data Format
374 .OSH File Extension IBM InfoSphere Schema Format
375 .OSINSTALLMESSAGES File Extension MacOS System Data Format
376 .OSK File Extension Osu! Skin Format
377 .OSL File Extension OckamSoft Log
378 .OSM File Extension OpenStreetMap Map Format
379 .OSN File Extension Open Symbolic Notation Data Format
380 .OSP File Extension OpenShot Project Format
381 .OSPX File Extension Dell KACE Patch Definition Format
382 .OSR File Extension Osu! Replay Format
383 .OSS File Extension Microsoft Outlook Saved Search Format
384 .OST File Extension Outlook Offline Folder Format
385 .OSU File Extension Osu! Script
386 .OSW File Extension ONESWING Contents
387 .OSX File Extension PowerPC Executable Format
388 .OSZ File Extension Osu! Beatmap Format
389 .OT File Extension TheWord Old Testament Text Module
390 .OTA File Extension OTA Bitmap Image
391 .OTB File Extension Nokia Over The Air Bitmap Image
392 .OTC File Extension OpenDocument Chart Template
393 .OTD File Extension OpenIV Texture Data
394 .OTF File Extension OpenType Font
395 .OTG File Extension OpenDocument Graphic Template
396 .OTH File Extension OpenDocument HTML Template
397 .OTI File Extension OpenDocument Image Template
398 .OTL File Extension NoteTab Outline Format
399 .OTLN File Extension Opal Outline Format
400 .OTM File Extension Outlook Macro Format
401 .OTN File Extension OmniPage Pro Training Data Format
402 .OTO File Extension AutoPano Project Format
403 .OTP File Extension OpenDocument Presentation Template
404 .OTR File Extension IRIX Complied FTR
405 .OTRKEY File Extension OnlineTvRecorder Encoded Video Format
406 .OTS File Extension OpenDocument Spreadsheet Template
407 .OTT File Extension OpenDocument Document Template
408 .OTV File Extension Rotor-Disc OTV Kit OTV Calibration
409 .OTVDATAFILE File Extension OnlineTV Data Format
410 .OTW File Extension Origin Worksheet Template Format
411 .OTX File Extension TheWord Encrypted Old Testament Text Module
412 .OTZ File Extension OpenLP Theme Format
413 .OUT File Extension Output Format
414 .OUT1 File Extension UltraEdit Data Format
415 .OUTJOB File Extension Altium Designer Data Format
416 .OUTLINE File Extension FontTwister Letter Outline
417 .OUTLOOK97 File Extension Microsoft Outlook Custom Mail
418 .OUV File Extension Sphinx Open Ended Responses Format
419 .OUX File Extension Bibexcel
420 .OV File Extension OpenInsight Database Overflow
421 .OV1 File Extension Overlay
422 .OV2 File Extension TomTom Points Of Interest Database
423 .OV3 File Extension Overlay
424 .OV4 File Extension Overlay
425 .OV5 File Extension Overlay
426 .OVA File Extension Open Virtual Appliance
427 .OVD File Extension ObjectVision Data
428 .OVE File Extension Overture Musical Score
429 .OVF File Extension Open Virtualization Format
430 .OVG File Extension ObjectVision Converted Graphic
431 .OVH File Extension OMSI Bus Settings
432 .OVISUITE File Extension Nokia Ovi Suite Data Format
433 .OVK File Extension Little Busters! Game Data Format
434 .OVL File Extension Rollercoaster Tycoon 3 Data Format
435 .OVLX File Extension E-Sword Overlay Data Format
436 .OVOLOG File Extension OoVoo Log
437 .OVP File Extension The Overlay Maker Package Format
438 .OVPN File Extension OpenVPN Configuration Format
439 .OVR File Extension The Overlay Maker Overlay Format
440 .OVS File Extension Ovation 1 Style Sheet
441 .OVT File Extension Orbit Vector Tiled Format
442 .OVW File Extension Logic Pro Overview Format
443 .OW File Extension Free Pascal 1.0.x Object Format
444 .OWC File Extension OutWit Catch Database
445 .OWFS File Extension Web Feature Service Data Format
446 .OWG File Extension OutWit Gear Database
447 .OWL File Extension OWL Source Code Format
448 .OWM File Extension OutWit XML Mashup Format
449 .OWR File Extension PeopleSoft Results Archive
450 .OWS File Extension Web Studio Project
451 .OWT File Extension Ancestry.com OneWorldTree
452 .OWX File Extension OutWit Hub Script Format
453 .OX File Extension Ox Object-Oriented Matrix Programming Language
454 .OXD File Extension PS3 Proxy Server
455 .OXF File Extension IBM Rational Rhapsody
456 .OXO File Extension Ox Object-Oriented Matrix Programming Language
457 .OXPS File Extension OpenXPS Format
458 .OXS File Extension Racer Onyx Script Format
459 .OXT File Extension Apache OpenOffice Extension
460 .OXYGENE File Extension Oxygene Project Format
461 .OYX File Extension Approach Alternate Database Index
462 .OYZ File Extension Lotus Approach Alternate DBASE Index
463 .OZ File Extension Opera Job Management Compressed Format
464 .OZD File Extension Win32.TrojanDownloader.Agent.OZD Trojan Format
465 .OZF2 File Extension OziExplorer Map
466 .OZFX3 File Extension OziExplorer Image
467 .OZJ File Extension Mu Online Graphic
468 .OZP File Extension Orgadata LogiKal
469 .OZT File Extension Mu Online Texture